JPH0130133B2 - - Google Patents

Info

Publication number
JPH0130133B2
JPH0130133B2 JP2539379A JP2539379A JPH0130133B2 JP H0130133 B2 JPH0130133 B2 JP H0130133B2 JP 2539379 A JP2539379 A JP 2539379A JP 2539379 A JP2539379 A JP 2539379A JP H0130133 B2 JPH0130133 B2 JP H0130133B2
Authority
JP
Japan
Prior art keywords
cylindrical lens
lens
cylindrical
image
focusing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
JP2539379A
Other languages
English (en)
Japanese (ja)
Other versions
JPS55118025A (en
Inventor
Yoichi Okuno
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
Original Assignee
Canon Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2539379A priority Critical patent/JPS55118025A/ja
Publication of JPS55118025A publication Critical patent/JPS55118025A/ja
Priority to US06/441,937 priority patent/US4771304A/en
Publication of JPH0130133B2 publication Critical patent/JPH0130133B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Viewfinders (AREA)
JP2539379A 1979-03-05 1979-03-05 Focal plate Granted JPS55118025A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2539379A JPS55118025A (en) 1979-03-05 1979-03-05 Focal plate
US06/441,937 US4771304A (en) 1979-03-05 1982-11-15 Focusing screen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2539379A JPS55118025A (en) 1979-03-05 1979-03-05 Focal plate

Publications (2)

Publication Number Publication Date
JPS55118025A JPS55118025A (en) 1980-09-10
JPH0130133B2 true JPH0130133B2 (enrdf_load_stackoverflow) 1989-06-16

Family

ID=12164635

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2539379A Granted JPS55118025A (en) 1979-03-05 1979-03-05 Focal plate

Country Status (1)

Country Link
JP (1) JPS55118025A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3339786A1 (de) * 1982-05-04 1985-05-23 Günther Dipl.-Finanzwirt 8520 Erlangen Alka Einstellscheibe mit universal-schnittbildindikator
JP2566417B2 (ja) * 1987-08-05 1996-12-25 旭光学工業株式会社 焦点板

Also Published As

Publication number Publication date
JPS55118025A (en) 1980-09-10

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